Both PCBway and JLCPCB allow coloured silkscreen. It is not multiple layers of colour but actually more like an inkjet printer.

https://jlcpcb.com/news/multi-color-silkscreen-pcb

https://www.pcbway.com/blog/News/Unlock_Color_PCB_Printing_with_PCBWay_0939d559.html

Below is the JLC pcb colour ...

Hey,

I'm an interaction designer with some nerdy interest in the developer experience. Here I want to share a proposal for a redesign of the esp32-s3-devkit, but mostly open a discussion on what you think is good silkscreen and how we could improve the field to make more user friendly experiences ...

When working on embedded projects with multiple people or in different places it can be useful to have people update the esp32 through some kind of web based tool. ESPtool.js is great for this. What I figured out is that I than always needed to bundle the correct bin files with some html file to ...

Hey,

I've been writing some tutorials that might help people:



- One about using the ESP32 as an HID keyboard, great for prototyping & faking app-experiences.
Sequence 02.00_00_01_23.Still001.png

- One about communicating from ESP32 with P5 using Bluetooth Serial UART

chart.gif
Here the ...

I'm having exactly the same problems, both the
"BT: smp_br_connect_callback is called on unexpected transport 2" -> On a LEGO wedo2.0 device

and

"BT: bta_to_btc_uuid UUID len is invalid 0" When trying to add a notifier to it.

I'm using Arduino as the IDE and using modified code from https ...